Computer Hardware - Input

What is the role of input devices in the information processing cycle?

• To receive data and instructions, the first step in any ICT system

• To store data securely

• To process data into information

• To communicate processed data to other computers

Which of the following is NOT a common input device?

• Keyboard

• Mouse

• Monitor

• Scanner

Which of the following is a key factor when deciding on a keyboard for purchase?

• The number of buttons it has

• Ergonomic considerations and whether it is wireless or cabled

• The size of the display screen

• The color of the device

What is a common troubleshooting step for a wireless keyboard that is not responding?

• Replace the batteries or check the dongle/port

• Clean the keys with a damp cloth

• Check the computer's display settings

• Reinstall the printer drivers

What does OCR (Optical Character Recognition) software do when scanning text?

• It edits the scanned text to improve readability

• It converts scanned images of text into editable text

• It enhances the quality of scanned images

• It saves scanned images directly to the cloud

Which of the following is a troubleshooting step for a non-responsive scanner?

• Check if the scanner is switched on and properly connected

• Reinstall the operating system

• Increase the scanner's resolution

• Reset the device's firmware

Which of the following is an advantage of using a touchscreen over a traditional mouse and keyboard?

• Touchscreens require less power

• Touchscreens provide more accurate data entry

• Touchscreens allow for more intuitive and direct interaction with the device

• Touchscreens are always more ergonomic

What is one of the factors that affects the image quality of a digital camera?

• The brand of the camera

• The camera's ISO rating

• The camera's color

• The camera's weight

What does the information processing cycle include?

• Data collection, storage, output only

• Input, processing, output, storage

• Input, output, communication only

• Input, storage, and retrieval

What is a common security risk associated with human input devices?

• Loss of data due to storage device failure

• Keyloggers tracking user input

• Overheating of the device

• Damage to the input device from excessive use